Home / 2,184.04-3,275.48-1,490.58

Finding the Fourth Proportional to 2,184.04, 3,275.48 and 1,490.58

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Solution

The fourth proportional to 2,184.04, 3,275.48 and 1,490.58 is: 2,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.04 : 3,275.48 = 1,490.58 : x
  2. Step 2: Convert to fraction form
    2,184.04/3,275.48 = 1,490.58/x
  3. Step 3: Cross multiply
    2,184.04x = 3,275.48 × 1,490.58
  4. Step 4: Simplify right side
    2,184.04x = 4,882,348.60
  5. Step 5: Solve for x
    x = 4,882,348.60/2,184.04
  6. Step 6: Final answer
    x = 2,235.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.